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Fractionation

Fractionation-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Process for recovering processing liquids from streams containing alkaline earth metal salts
Ccr Technologies, Ltd.
July 20, 2017 - N°20170203229

A process for recovering processing liquids from a feed stream which contains processing fluid, water, and at least one alkaline earth metal cation. The process includes reacting at least one alkaline earth metal cation with a suitable anion to form a substantially water-insoluble salt precipitate, the precipitate being formed in one of a fractionation column having a forced recycle loop ...
Identification of fractionated signals
Biosense Webster (israel) Ltd.
July 20, 2017 - N°20170202516

A system and method of determining regions of interest for heart ablation using fractionation. The method can comprise detecting, via sensors, electro-cardiogram (ecg) signals, each ecg signal detected via one of the sensors and indicating electrical activity of a heart, determining, for each of the ecg signals, activation times (lats) each indicating a time of activation of a corresponding ecg ...
Apparatus, system, and method for collecting a target material
Rarecyte, Inc.
July 06, 2017 - N°20170191911

This disclosure is directed to an apparatus, system and method for retrieving a target material from a suspension. A system includes a plurality of processing vessels and a collector. The collector funnels portions of the target material from the suspension through a cannula and into the processing vessels. Sequential density fractionation is the division of a sample into fractions or ...
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Renewable diesel fuel composition
Neste Oyj
June 29, 2017 - N°20170183592

Methods and uses of a good lubricity fraction obtainable from thermal treatment of levulinic acid and subsequent hydrogenation and fractionation are disclosed.
Hydrotreating process and apparatus relating thereto
Uop Llc
June 29, 2017 - N°20170183582

One exemplary embodiment can be a process for treating a hydroprocessing fraction. The process can include obtaining a bottom stream from a fractionation zone, and passing at least a portion of the bottom stream to a film generating evaporator zone for separating a first stream containing less heavy polynuclear aromatic compounds than a second stream.
Hydrotreatment of hydroconversion process with a stripper and a low pressure separator drum in the ...
Axens
June 29, 2017 - N°20170183574

The invention concerns a facility and a process for hydrotreatment or hydroconversion, in which the fractionation section comprises a stripper which operates on the overhead fraction obtained from a low pressure separator drum.
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Fractionation process for a process for oligomerising light olefins
Axens
June 22, 2017 - N°20170175014

The invention relates to a process for oligomerising light olefins in which the effluent from the oligomerisation section is passed to a prefractionator that leads to at least one head fraction containing a mixture of liquefied petroleum gas and light gasoline and a bottom fraction containing a mixture of heavy gasoline and middle distillate, the said head fraction being passed ...
Method of separating betanin from red quinoa by supercritical fluid fractionation
National Pingtung University Of Science And Technology
June 22, 2017 - N°20170174717

The present invention relates to a method of separating betanin from red quinoa by supercritical fluid fractionation, including: mixing an extract of red quinoa with an ethanol/water mixture to obtain a mixture of red quinoa/ethanol/water; and separating betanin from the mixture of red quinoa/ethanol/water by supercritical fluid fractionation, which operates under a pressure between 2300 to 4400 ...
Apparatus and methods for fractionation of biological products
Agency For Science, Technology And Research
June 22, 2017 - N°20170173537

Methods and apparatus for purification of biological molecules using combinations of tangential flow filtration subunits and adsorption sub-units in a single apparatus where the subunits may be operated independently or in series and where the apparatus and methods are suitable for use in a wide range of formats distinct from conditions required for chromatographic processes such as conducting process steps ...
Preparation and composition of medium chain triglycerides containing substantial amount of lauric acid
Agency For Science, Technology And Research
June 22, 2017 - N°20170172170

The present invention pertains to an efficient and large-scale process to produce a medium-chain triglyceride composition with >95% content for c8 (caprylic acid), c10 (capric acid) and c12 (lauric acid), with the content of lauric acid at about 5% or more. The process involves fractionation of fatty acid methyl esters, which are mainly derived from coconut or palm kernel, their ...
Biomass fractionation process for bioproducts
Fpinnovations
June 08, 2017 - N°20170159091

A fractionation process for producing value-added products from a lignocellulosic biomass, comprises: a) mechanically refining the lignocellulosic biomass under mild refining conditions to form a refined biomass pulp with enhanced susceptibility to separation of hemicellulose, cellulose and lignin, and enhanced digestibility of carbohydrates in hydrolysis b) separating hemicellulose and sulfur-free high-quality lignin from cellulose in the refined biomass, and, optionally ...
Method for fractionating a lignocellulosic biomass
Arbiom Inc.
June 08, 2017 - N°20170159076

The present invention relates to a method for fractionating a lignocellulosic biomass. More specifically, the present invention lies in the field of cellulose solvent- and organic solvent-based lignocellulose fractionation (coslif) of lignocellulosic biomasses. In this type of process, a cellulose solvent, such as phosphoric acid or an ionic liquid is used to disrupt the structure of cellulose in a lignocellulosic ...
Crude bio oil pretreatment and upgrading
Exxonmobil Research And Engineering Company
June 08, 2017 - N°20170158967

Systems and methods are provided for pretreatment and upgrading of crude bio oils for further processing and/or use as fuel products. Crude bio oils can be treated by one or more of flash fractionation and thermal cracking to generate fractions suitable for further processing, such as further hydroprocessing. Blending of crude bio oil fractions with mineral feeds can also ...
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Process for preparing a high purity fischer-tropsch gasoil fraction
Shell Oil Company
May 18, 2017 - N°20170137723

The present invention provides a process for preparing a high purity fischer-tropsch gasoil fraction, comprising: a) providing a fischer-tropsch-derived gasoil feedstock comprising one or more contaminants; b) providing the fischer-tropsch-derived gasoil feedstock to a fractionation zone and fractionating the fischer-tropsch-derived gasoil feedstock into two or more fischer-tropsch gasoil fractions having a different boiling point range, wherein at least one fischer-tropsch ...
Staged complementary psa system for low energy fractionation of mixed fluid
Exxonmobil Research And Engineering Company
May 18, 2017 - N°20170136402

A staged complementary pressure swing adsorption system and method for low energy fractionation of a mixed fluid. Two beds in a four-column psa system are selective for component a, and another two columns are selective for component b. The cycle creates an intermittent a and b product, using the purge effluent from the complementary product fed at an intermediate pressure. ...
Process for the production of petroleum tar pitch for use as a binder in the ...
Intevep, S.a.
May 04, 2017 - N°20170121834

A process for the production of petroleum tar pitch with the using a fresh hydrocarbon feedstock, preheating it, treating the heated feedstock and passing fractionating the treated feedstock into gases, light distillates and a bottom fractionation stream, then dividing the bottom fraction stream into a recycle stream and a cracked fraction stream and using the cracked fraction stream in a ...
Ethylene-a-olefin copolymer and olefin resin composition
Intevep, S.a.
April 27, 2017 - N°20170114165

[solution] provided is an ethylene-α-olefin copolymer having a specific mfr, a specific density, and a specific molecular weight distribution, containing a suitable amount of a long-chain branching structure characterized by a branching index, and having a specific composition distribution structure characterized by solvent fractionation behavior.
Automated sample fractionation prior to mass spectrometric analysis
Purehoney Technologies, Inc.
April 20, 2017 - N°20170108477

Systems, apparatus, methods, and kits are provided for automated mass spectrometric analysis of small volumes of liquid samples, such as biological samples. The systems, apparatus, and kits may be used in facilities where high throughput of samples, as well as reliable and repeatable assay results with little training of staff, are needed. Such facilities include hospital emergency wards.
A continuous process for production of cellulose pulp from grass-like plant feedstock
Purehoney Technologies, Inc.
April 20, 2017 - N°20170107665

A continuous process for production of cellulose pulp from grass-like plant feedstock for paper making. The process includes: preparing the grass-like plant feedstock by comminuting, dedusting, continuous digestion, disperging, diluting the cellulose pulp, screening and fractionation, concentration to remove black liquor, dilution with fresh water, and, optionally, pulp bleaching processes. The continuous digestion is performed in the vertical column at 70...
Ethylene-a-olefin copolymer and olefin resin composition
Purehoney Technologies, Inc.
April 13, 2017 - N°20170101491

[solution] provided is an ethylene-α-olefin copolymer having a specific mfr, a specific density, and a specific molecular weight distribution, containing a suitable amount of a long-chain branching structure characterized by a branching index, and having a specific composition distribution structure characterized by solvent fractionation behavior.
Ethylene-a-olefin copolymer and olefin resin composition
Japan Polyethylene Corporation
April 13, 2017 - N°20170101490

[problem] to provide an ethylene-α-olefin copolymer that is highly effective in improving the molding properties of polyolefin resins, improving the balance between impact strength and stiffness, and improving transparency. [solution] provided is an ethylene-α-olefin copolymer having a specific mfr, a specific density, and a specific molecular weight distribution, containing a suitable amount of a ...
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